Or Apple devices are also a tech fashion statement, so their loyal consumers will put up with everything Apple changes. iPhones could show off their sleek design if they weren't designed to need a case. People definitely wanted bigger screens and batteries for years, and Apple was very reluctant until the iPhone 10. I'm sure many iPhone users miss the fingerprint reader, but they won't get it, and they will still buy the next model because the slight and gratuitous design differences make it obvious you're using an old iPhone.